DC
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Apple Data Center

OperatingHyperscaleBuildingMesa, Maricopa County, Arizona
50% profile completeness
21 claims from 8 sources
Current facility power
Not yet sourced
Planned capacity
Not yet sourced
Building footprint
1.34M sq ft[1]
Likelyderived
Buildings (planned)
Not yet sourced
Capital cost / investment
Not yet sourced
First operational
2012[1]
Likely

POWER & GRID

Time-to-power · verification · interconnection
Time to power
Operating (community-mapped, unverified)
Low confidence
Project verification
Unverified
Evidence is limited to community map.
Current stage
Operational
Furthest stage with documented evidence
Utility · ISO
Salt River Project · None (non-RTO region)
Substation: Unnamed substation (69 kV) (nearest, unverified)

Power reality

Announced
No record
Interconnection request
No record
Contracted / approved
No record
Under construction
No record
Operational
No record
AI evidence brief
Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development
  1. Announcedimplied by a later stage
  2. Land acquiredimplied by a later stage
  3. Planning / zoningimplied by a later stage
  4. Permittingimplied by a later stage
Grid interconnection
  1. Interconnection application
  2. Feasibility study
  3. System impact study
  4. Facilities study
  5. Interconnection agreement / service contract
Build & energization
  1. Financing
  2. Under constructionimplied by a later stage
  3. Energizationimplied by a later stage
  4. OperationalSep 27, 2026
    Community map
    • Sep 27, 2026 · Reported status: operating[1]

● documented · ◌ implied by a later stage · ○ no evidence found. Dates are those of the earliest dated evidence, which can be later than when a stage actually began. Evidence classes: Community map.

Grid path

  1. facility
    Apple Data Center
  2. substation
    Unnamed substation (69 kV)[1]
    Proximity onlyUnverified
    Nearest mapped substation, 0.32 km away. Proximity does not establish that it serves the site.
  3. transmission
    500 kV line[1]
    Proximity onlyUnverified
    Highest-voltage line mapped within 2 km (1 km away). Not confirmed as the supply path.
  4. utility
    Salt River Project[2]
    Service territoryLikely
    Retail service territory containing the site
  5. ISO / RTO
    None (non-RTO region)[3]
    Service territoryLikely
    Balancing authority: SRP
Substation capacity:
not published
Required upgrades:
not yet sourced
Congestion:
not yet sourced (no nodal price data)

Dashed boxes are based on proximity only and do not establish which asset serves the site.

Interconnection records

No interconnection-queue record is linked to this site. Of the ISOs we ingest, only NYISO publishes large-load requests; PJM, ERCOT, MISO, SPP and CAISO queues list generation only.

On-site & dedicated generation

No on-site, behind-the-meter or dedicated generation found in sources.

Location & imagery

Mapped outline
Coordinates
33.34675, -111.60401
Address
3740 South Signal Butte Road, Mesa, AZ 85212[1]Likely
County
Maricopa County
Photographs

No openly licensed ground-level photos matched to this site yet.

Ownership, operation & customers

  1. 1. Property owner of record
    Not identified
  2. 2. Owner / developer
    Platypus Development LLC(unreviewed)[1]Likely
  3. 3. Operator
    Apple[1]Likely
  4. 4. Tenant / cloud
    Not identified
  5. 5. End customer / workload
    Not identified
Power supply
Utility:
Salt River Project[2]Unverified

Each link is sourced separately. The property owner of record is often a special-purpose entity; the same company appearing in two roles is shown only when sources say so.

All parties with evidence
Owner
Operator
Apple[1]Likely
Utility
Salt River Project[2]Unverified

Most likely retail provider among 11 overlapping service territories (largest retail sales; territory polygons are approximate). Also overlapping: Wapa-- Western Area Power Administration, Electrical Dist No8 Maricopa, Usbia-San Carlos Project, Gila River Indian Utility Authority (Gricua), Maricopa County M W C Dist #1, Buckeye Water C&D District, ….

No tenants or end users identified in our sources yet.

Power (all fields)

Current facility power
Not yet sourced
Planned capacity
Not yet sourced

Capacity figures are nameplate or contracted; annual consumption is a labeled model estimate, not metered data.

Grid & electricity

ISO / RTO
None (non-RTO region)[3]Likelyderived

Outside all ISO/RTO footprints; balancing authority shown separately.

Balancing authority
SRP[2]Likelyderived

Control area of the containing utility territory.

Nearest mapped substation
Unnamed substation (69 kV)[1]Likelyderived

Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.

Distance to substation
0.3 km[1]Likelyderived
Highest-voltage line nearby
500 kV[1]Likelyderived

Highest-voltage transmission line mapped within 2 km.

State avg. industrial price
9.35¢/kWh[5]Confirmed

Arizona statewide average, July 2026.

State avg. commercial price
13.12¢/kWh[5]Confirmed

Arizona statewide average, July 2026.

Generation within 50 km
4.14 GW[6]Confirmedderived

29 EIA-reported plants within 50 km.

Generation queued in county
1.12 GW[4]Confirmedderived

5 active generation interconnection requests in Maricopa County: Solar + storage 1,100 MW, Solar 20 MW. Queued projects often don't get built.

Interconnection status
Not yet sourced
Contracted / committed power
Not yet sourced
Nearby infrastructureTypeDistanceVoltage / capacitySource
69 kV lineTransmission line0.19 km69 kV[1]
500 kV lineTransmission line1 km500 kV[1]
Pinal Central - Browning 500KV · Arizona Public ServiceTransmission line1.02 km500 kV[1]
Kyrene - Browning 500KV · Arizona Public ServiceTransmission line1.02 km500 kV[1]
Browning–Silverking · Arizona Public ServiceTransmission line1.08 km500 kV[1]
230 kV lineTransmission line1.12 km230 kV[1]
Santan · Salt River ProjectPower plant (Natural Gas)13.7 km1.29 GW[6]
Superstition Energy Storage · Superstition Energy Storage, LLCPower plant (Batteries)21.1 km90 MW[6]
Ocotillo · Arizona Public Service CoPower plant (Natural Gas)29.8 km605 MW[6]
Kyrene · Salt River ProjectPower plant (Natural Gas)30.8 km525 MW[6]
Horse Mesa · Salt River ProjectPower plant (Pumped Storage)36.3 km151 MW[6]
Sundance · Arizona Public Service CoPower plant (Natural Gas)46.5 km410 MW[6]
Brittlebush Solar · Randolph Solar Park LLCPower plant (Solar)48 km200 MW[6]
Coolidge Generation Station · Salt River ProjectPower plant (Natural Gas)48.7 km521 MW[6]
Unnamed substationSubstation0.32 km69 kV[1]
Luna Substation · Salt River ProjectSubstation0.36 km69 kV[1]
Greenbone Substation · Salt River ProjectSubstation1.14 km500 kV[1]
Unnamed substationSubstation1.27 km69 kV[1]
Howard Substation · Salt River ProjectSubstation1.63 km69 kV[1]
Unnamed substationSubstation2.59 km69 kV[1]
Largest queued generation in this countyFuelQueue statusMWSource
HARQUAHALA FLATS 2CAISO 2027Solar + storageIn study · proposed 2028-04400 MW[4]
HARQUAHALA SUNRISECAISO 1678Solar + storageIn study · proposed 2030-04300 MW[4]
VULCANCAISO 1534Solar + storageIn study · proposed 2027-12250 MW[4]
HARQUAHALA SUNRISE 2CAISO 2029Solar + storageIn study · proposed 2026-09150 MW[4]
AGUA CALIENTE SOLAR 2CAISO 1222SolarIn study · proposed 2016-1220 MW[4]

Utility, ISO and nearby assets are derived from the site's location. Proximity to a substation or line doesn't establish the interconnection; that needs a utility filing or interconnection-queue record. Queue requests are applications, not commitments — most never reach operation.

Construction & permitting

  1. Announced
    —
  2. Land acquired
    —
  3. Permitting
    —
  4. Construction start
    —
  5. First operational
    2012[1]
  6. Expected completion
    —

Real estate

Official assessments
Assessor's value for a tax year

None sourced yet

Recorded transactions
Sale prices from recorded deeds

None sourced yet

Model estimates
Our model — not an appraisal
  • $514.5M[8]
    Comparable-assessment model · Sep 29, 2026
    $383/sq ft × 1,341,836 sq ft (n=48 comps)
ParcelRecord ownerAcresZoning / useBuilding sq ftSource
314-10-776A
Maricopa County, AZ
PENDING90.23——[7]
Site area
90.2 acres[7]Confirmed

Sum of county land area across parcels.

Annual property tax
Not yet sourced
Nearby comparable transactions

Size

Building footprint
1.34M sq ft[1]Likelyderived

Computed from the mapped OSM building outline.

Parcel / land records
314-10-776A (Maricopa County)[7]Confirmed
Floor area
Not yet sourced

What changed (last 3 years)

Follow this facility (RSS)

No tracked changes yet. Values are recorded on every data refresh, so changes will appear here over time.

Timeline

First operational: 2012[1]

    All claims (provenance audit)

    21
    FieldValueSourceConfidenceAs ofStatus
    NameApple Data Centerway/300974499 name=Apple Data Center[1] Likely2026-09-27Shown
    StatusOperating[1] derivedUnverified2026-09-27Shown
    Facility typeHyperscale[1] derivedUnverified2026-09-27Shown
    Address3740 South Signal Butte Road, Mesa, AZ 85212[1] Likely2026-09-27Shown
    OwnerPlatypus Development LLCowner=Platypus Development LLC[1] Likely2026-09-27Shown
    OperatorAppleoperator=Apple Inc.[1] Likely2026-09-27Shown
    UtilitySalt River Projectterritory 16572: SALT RIVER PROJECT (POLITICAL SUBDIVISION, SALT RIVER PROJECT)[2] derivedUnverified2022Shown
    ISO / RTONone (non-RTO region)[3] derivedLikely—Shown
    Balancing authoritySRP[2] derivedLikely—Shown
    Nearest mapped substationUnnamed substation (69 kV)way/414047644[1] derivedLikely2026-09-28Shown
    Distance to substation0.3 km[1] derivedLikely2026-09-28Shown
    Highest-voltage line nearby500 kV[1] derivedLikely2026-09-28Shown
    Generation queued in county1.12 GW[4] derivedConfirmed2026-09-27Shown
    State avg. industrial price9.35¢/kWh[5] Confirmed2026-07Shown
    State avg. commercial price13.12¢/kWh[5] Confirmed2026-07Shown
    Generation within 50 km4.14 GW[6] derivedConfirmed202502Shown
    Building footprint1.34M sq ft[1] derivedLikely2026-09-27Shown
    Site area90.2 acres[7] Confirmed2026-09-27Shown
    Parcel / land records314-10-776A (Maricopa County)[7] Confirmed2026-09-27Shown
    Model estimate of property value$514.5M[8] estimatedSpeculative2026-09-29Shown
    First operational2012start_date=2012[1] Likely2026-09-27Shown